A round character has many traits
The summary of this passage would be more clear if it included the detail that there was a dead virus living inside the monkey. This would make it seem far less random that there is a sudden mention of a monkey without context.
The central idea should also include the phrase "and spread throughout the human species" so that the idea of <em>why</em> a virus coming alive would be scary.
B since they are unrelated
Answer:
Different species of this bird come in a wide variety of sizes and plumage, or feathers. They have sharp talons on their feet, and sharp curved beaks. Their colors and patterns range wildly, and some birds are solid in color while others have markings or bands. Hawks have relatively large eyes, though not quite as large as those of owls, who need to see clearly in the dark.